Home / 52,229.40-78,344.10-49,954.20

Finding the Fourth Proportional to 52,229.40, 78,344.10 and 49,954.20

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Solution

The fourth proportional to 52,229.40, 78,344.10 and 49,954.20 is: 74,931.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,229.40 : 78,344.10 = 49,954.20 : x
  2. Step 2: Convert to fraction form
    52,229.40/78,344.10 = 49,954.20/x
  3. Step 3: Cross multiply
    52,229.40x = 78,344.10 × 49,954.20
  4. Step 4: Simplify right side
    52,229.40x = 3,913,616,840.22
  5. Step 5: Solve for x
    x = 3,913,616,840.22/52,229.40
  6. Step 6: Final answer
    x = 74,931.30

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.